.app_bottom {
  height: 30px;
  position: absolute;
  /* width: 740px; */
  bottom: 0px;
  left: 0px;
  right: 0px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.app_bottom .icp {
  font-size: 12px;
  opacity: 0.3;
  transition: all 200ms;
}
.app_bottom .icp:hover{
  opacity: 1;
}